Datasheet

MAX5530/MAX5531
Ultra-Low-Power, 12-Bit,
Voltage-Output DACs
______________________________________________________________________________________ 11
12-BIT DAC
DAC
REGISTER
OUT
REFIN
GND
MAX5530
INPUT
REGISTER
POWER-
DOWN
CONTROL
CONTROL
LOGIC
AND
SHIFT
REGISTER
FB
SCLK
V
DD
DIN
CS
Pin Description
MAX5530 Functional Diagram
PIN
MAX5530
MAX5531
NAME FUNCTION
11CS Active-Low Digital-Input Chip Select
22SCLK Serial-Interface Clock
33DIN Serial-Interface Data Input
4—REFIN Reference Input
—4REFOUT Reference Output
5, 6, 7, 11
5, 6, 7, 11
N.C. No Connection. Leave N.C. inputs unconnected (floating) or connected to GND.
88V
DD
Power Input. Connect V
DD
to a 1.8V to 5.5V power supply. Bypass V
DD
to GND with
a 0.1µF capacitor.
99GND Ground
10 10 OUT Analog Voltage Output
12 12 FB Feedback Input
EP EP
Exposed
Paddle
Exposed Paddle. Connect EP to GND.